93210012218 has 16 divisors (see below), whose sum is σ = 140229743400. Its totient is φ = 46466918400.

The previous prime is 93210012211. The next prime is 93210012227. The reversal of 93210012218 is 81221001239.

It can be written as a sum of positive squares in 4 ways, for example, as 76284782809 + 16925229409 = 276197^2 + 130097^2 .

It is not an unprimeable number, because it can be changed into a prime (93210012211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1202558 + ... + 1277718.

Almost surely, 2^93210012218 is an apocalyptic number.

93210012218 is a deficient number, since it is larger than the sum of its proper divisors (47019731182).

93210012218 is a wasteful number, since it uses less digits than its factorization.

93210012218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76993.

The product of its (nonzero) digits is 1728, while the sum is 29.

The spelling of 93210012218 in words is "ninety-three billion, two hundred ten million, twelve thousand, two hundred eighteen".